reeduction /n,dAkJn; n'dAkJan/ n 1 [U] reducing or being reduced; [C] instance of this: 減少; 減低; 使變形; 被減少; 被減低; 變形： a ~ in/of numbers; 數(shù)目方面的減少; great ~ in prices; price ~s. 大減價(jià)。 2 [C] copy, on a smaller scale, of a picture, map, etc. (圖畫，地圖等之) 縮版; 縮圖。